SAT → IAD United Airlines

United Airlines · San Antonio, TX to Washington, DC · 686 flights, 2025-07-01 to 2026-06-30 · aggregated across 15 flight numbers

This route has a strong track record — on time 93% of the time, with a low cancellation rate.
On-time arrival
93%
Median delay
-9 min
90th percentile
+9 min
Cancellation rate
1%

How on-time is United Airlines from SAT to IAD?

Across every United Airlines flight number on SAT → IAD (686 flights, 2025-07-01 to 2026-06-30), 93% arrived within 15 minutes of schedule. Median arrival delay -9 min; the worst 10% ran +9 min or later. 1% were cancelled.

Delay distribution

Arrival delay for completed flights (excludes cancellations and diversions).

ArrivalFlightsShare
Early / on-time62893%
16-30 min213%
31-60 min122%
61-120 min30%
2+ hrs122%

Performance by month

MonthFlightsOn-timeAvg delay
2025-076083%+9 min
2025-085496%-4 min
2025-095194%-2 min
2025-105494%+1 min
2025-116095%-10 min
2025-126292%+2 min
2026-015188%-1 min
2026-025194%-7 min
2026-036192%-2 min
2026-045898%-10 min
2026-055496%-13 min
2026-066092%-2 min

Performance by day of week

DayFlightsOn-time
Mon10289%
Tue8695%
Wed8494%
Thu10196%
Fri10394%
Sat10489%
Sun9693%

Based on US DOT Bureau of Transportation Statistics on-time data. Loading the full breakdown…